127166146 has 8 divisors (see below), whose sum is σ = 193362444. Its totient is φ = 62712000.

The previous prime is 127166141. The next prime is 127166147. The reversal of 127166146 is 641661721.

It can be written as a sum of positive squares in 2 ways, for example, as 116532025 + 10634121 = 10795^2 + 3261^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (127166141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 435355 + ... + 435646.

Almost surely, 2^127166146 is an apocalyptic number.

127166146 is a deficient number, since it is larger than the sum of its proper divisors (66196298).

127166146 is an equidigital number, since it uses as much as digits as its factorization.

127166146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 871076.

The product of its digits is 12096, while the sum is 34.

The square root of 127166146 is about 11276.7967969632. The cubic root of 127166146 is about 502.8716701133.

The spelling of 127166146 in words is "one hundred twenty-seven million, one hundred sixty-six thousand, one hundred forty-six".